Base | Representation |
---|---|
bin | 10000011001100… |
… | …011111111101100 |
3 | 201011201101022110 |
4 | 100121203333230 |
5 | 1030413331432 |
6 | 43145044020 |
7 | 6550423131 |
oct | 2031437754 |
9 | 634641273 |
10 | 275136492 |
11 | 131342134 |
12 | 78186610 |
13 | 45003a77 |
14 | 28780588 |
15 | 1924bdcc |
hex | 10663fec |
275136492 has 48 divisors (see below), whose sum is σ = 682035200. Its totient is φ = 86080320.
The previous prime is 275136487. The next prime is 275136493. The reversal of 275136492 is 294631572.
It is a super-3 number, since 3×2751364923 (a number of 26 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 275136492.
It is not an unprimeable number, because it can be changed into a prime (275136493) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19317 + ... + 30387.
Almost surely, 2275136492 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 275136492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (341017600).
275136492 is an abundant number, since it is smaller than the sum of its proper divisors (406898708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
275136492 is a wasteful number, since it uses less digits than its factorization.
275136492 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11206 (or 11204 counting only the distinct ones).
The product of its digits is 90720, while the sum is 39.
The square root of 275136492 is about 16587.2388298957. The cubic root of 275136492 is about 650.4032937081.
The spelling of 275136492 in words is "two hundred seventy-five million, one hundred thirty-six thousand, four hundred ninety-two".
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